Red Planet Roundup: January 2015

As two rovers patrol the surface of Mars, five spacecraft orbit above and scientists back here on Earth study the Red Planet from afar, new findings are announced almost weekly. Here are a few of the latest updates.

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Tim is the news editor at EARTH, and writes the Bare Earth Elements blog. His scientific interests span the geosciences from biogeochemistry to seismology to space science. Formerly based in Madison, Wis., he now resides in the Washington, D.C., area.